20126455496

素因数分解:

$2^3\times 7^1\times {\mathrm{1709}}^1\times {\mathrm{210299}}^1$

素因数の和:212021

約数の個数: 32

約数和(自身を含む): 43153560000

約数和(自身を除く): 23027104504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1709, 3418, 6836, 11963, 13672, 23926, 47852, 95704, 210299, 420598, 841196, 1472093, 1682392, 2944186, 5888372, 11776744, 359400991, 718801982, 1437603964, 2515806937, 2875207928, 5031613874, 10063227748, 20126455496]

約数ペア:

[(1, 20126455496), (2, 10063227748), (4, 5031613874), (7, 2875207928), (8, 2515806937), (14, 1437603964), (28, 718801982), (56, 359400991), (1709, 11776744), (3418, 5888372), (6836, 2944186), (11963, 1682392), (13672, 1472093), (23926, 841196), (47852, 420598), (95704, 210299)]